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PI Physik Instrumente - Revolution In Photonics Align LW LB 3/24
Photonics Dictionary

nanopositioning

Nanopositioning refers to the precise and controlled movement or manipulation of objects or components at the nanometer scale. This technology enables the positioning of objects with extremely high accuracy and resolution, typically in the range of nanometers or even sub-nanometer levels. Nanopositioning systems are employed in various scientific, industrial, and research applications where ultra-precise positioning is required.

Key features and aspects of nanopositioning include:

Small scale: Nanopositioning deals with movements and displacements at the nanometer level, which is a fraction of a micrometer (1 nanometer = 0.001 micrometers).

High precision: Nanopositioning systems offer exceptionally high precision and resolution in controlling the position of objects. This is crucial for applications in fields such as microscopy, nanotechnology, and semiconductor manufacturing.

Actuators and sensors: Nanopositioning systems utilize advanced actuators (devices that produce motion) and sensors to achieve and measure nanoscale displacements accurately.

Applications:

Microscopy: In fields like scanning probe microscopy (e.g., atomic force microscopy), nanopositioning is crucial for moving and scanning probes with nanoscale precision.

Nanofabrication: Nanopositioning is used in the manufacturing of nanoscale devices and structures, such as in semiconductor lithography.

Optics and photonics: Precise positioning of optical components in devices like lasers and imaging systems.

Biotechnology: Applications include the manipulation of biological samples or the precise control of microfluidic devices.

Piezoelectric actuators: Commonly used in nanopositioning systems, piezoelectric materials can expand or contract when an electric field is applied, allowing for nanoscale displacements.

 

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